Ceiling fan



FIG. 1 is a perspective view from below of a ceiling fan in accordance with my design;

FIG. 2 is a reduced bottom plan view of the ceiling fan in accordance with my design;

FIG. 3 is a reduced top plan view of the ceiling fan in accordance with my design;

FIG. 4 is a front elevation view of the ceiling fan in accordance with my design; and,

FIG. 5 is a side elevation view of the ceiling fan in accordance with my design.

FIGS. 4 and 5 are identical except for the positioning of the fan blades.

The broken lines showing environmental structure are for illustrative purposes and form no part of the claimed design. 

The ornamental design for a ceiling fan, as shown and described. 